Acknowledgements: Comments? Tc and PeakQ This workbook applies the Rational Method to estimate stormwater runoff and peak flows from small urban catchments, Describes the …

This spreadsheet calculates runoff rate and volume using the rational method. Enter the data in the grey shaded areas only. 0.00. 1.00. 2.00.

Raleigh Watershed Basin Id. Q10 Flow (cfs) Table 8.03b: Value of Runoff Coefficient (C) for Rational Formula Return to Intensity Worksheet Step 3. Time of Concentration 1) Enter the …

1. To calculate the runoff coefficient, C for a catchment This workbook applies the Rational Method to estimate stormwater runoff and peak flows from small urban catchments (typically …

Wright Water Engineers, Inc. Comments? Tc and PeakQ This workbook applies the Rational Method to estimate stormwater runoff and peak flows from small urban catchments, The …

The new worksheet can be renamed or deleted later using buttons provided on the new worksheet. This workbook applies the Rational Method to estimate stormwater runoff and peak …

Save energy with RATIONAL. Saving energy is beneficial for the environment. It saves money. So it’s a good thing. However, where do you start?

Rational Method Co-Efficients (C) . County. Paved/hard surfaces. Location. Gravel surfaces. Lot/Area No. Lawn/landscaping. Unimproved areas. Q=C*i*A. 2-year, T. c. inches/hour. 2 …

Roadway Station: Pre Design Data Post Design Data Rational Method DA Sum CA Q10 (cfs)

Click on tabs at the bottom of the screen to access the following: Tab 1. Contents (current tab) Tab 2. Time of Concentration Tab 3. Rational Method - Rainrall Intensity Tab 4. Steel Equation …